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MaxLength
MaxLength¶
Caution
The MaxLength constraint is deprecated since version 2.1 and will be removed
in Symfony 2.3. Use Length with the max
option instead.
Validates that the length of a string is not larger than the given limit.
Applies to | property or method |
Options | |
Class | Symfony\Component\Validator\Constraints\MaxLength |
Validator | Symfony\Component\Validator\Constraints\MaxLengthValidator |
Basic Usage¶
- YAML
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# src/Acme/BlogBundle/Resources/config/validation.yml Acme\BlogBundle\Entity\Blog: properties: summary: - MaxLength: 100
- Annotations
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// src/Acme/BlogBundle/Entity/Blog.php namespace Acme\BlogBundle\Entity; use Symfony\Component\Validator\Constraints as Assert; class Blog { /** * @Assert\MaxLength(100) */ protected $summary; }
- XML
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<!-- src/Acme/BlogBundle/Resources/config/validation.xml --> <class name="Acme\BlogBundle\Entity\Blog"> <property name="summary"> <constraint name="MaxLength"> <option name="limit">100</option> </constraint> </property> </class>
- PHP
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// src/Acme/BlogBundle/Entity/Blog.php namespace Acme\BlogBundle\Entity; use Symfony\Component\Validator\Mapping\ClassMetadata; use Symfony\Component\Validator\Constraints as Assert; class Blog { public static function loadValidatorMetadata(ClassMetadata $metadata) { $metadata->addPropertyConstraint('summary', new Assert\MaxLength(array( 'limit' => 100, ))); } }
Options¶
limit¶
type: integer
[default option]
This required option is the “max” value. Validation will fail if the length of the give string is greater than this number.
This work, including the code samples, is licensed under a Creative Commons BY-SA 3.0 license.